﻿/* ===========================================================
 * bootstrap-tooltip.js v2.0.2
 * http://twitter.github.com/bootstrap/javascript.html#tooltips
 * Inspired by the original jQuery.tipsy by Jason Frame
 * ===========================================================
 * Copyright 2012 Twitter, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ========================================================== */

!function ($) {

    "use strict"

    /* TOOLTIP PUBLIC CLASS DEFINITION
     * =============================== */

    var Tooltip = function (element, options) {
        this.init('tooltip', element, options)
    }

    Tooltip.prototype = {

        constructor: Tooltip

    , init: function (type, element, options) {
        var eventIn
          , eventOut

        this.type = type
        this.$element = $(element)
        this.options = this.getOptions(options)
        this.enabled = true

        if (this.options.trigger != 'manual') {
            eventIn = this.options.trigger == 'hover' ? 'mouseenter' : 'focus'
            eventOut = this.options.trigger == 'hover' ? 'mouseleave' : 'blur'
            this.$element.on(eventIn, this.options.selector, $.proxy(this.enter, this))
            this.$element.on(eventOut, this.options.selector, $.proxy(this.leave, this))
        }

        this.options.selector ?
          (this._options = $.extend({}, this.options, { trigger: 'manual', selector: '' })) :
          this.fixTitle()
    }

    , getOptions: function (options) {
        options = $.extend({}, $.fn[this.type].defaults, options, this.$element.data())

        if (options.delay && typeof options.delay == 'number') {
            options.delay = {
                show: options.delay
            , hide: options.delay
            }
        }

        return options
    }

    , enter: function (e) {
        var self = $(e.currentTarget)[this.type](this._options).data(this.type)

        if (!self.options.delay || !self.options.delay.show) {
            self.show()
        } else {
            self.hoverState = 'in'
            setTimeout(function () {
                if (self.hoverState == 'in') {
                    self.show()
                }
            }, self.options.delay.show)
        }
    }

    , leave: function (e) {
        var self = $(e.currentTarget)[this.type](this._options).data(this.type)

        if (!self.options.delay || !self.options.delay.hide) {
            self.hide()
        } else {
            self.hoverState = 'out'
            setTimeout(function () {
                if (self.hoverState == 'out') {
                    self.hide()
                }
            }, self.options.delay.hide)
        }
    }

    , show: function () {
        var $tip
          , inside
          , pos
          , actualWidth
          , actualHeight
          , placement
          , tp

        if (this.hasContent() && this.enabled) {
            $tip = this.tip()
            this.setContent()

            if (this.options.animation) {
                $tip.addClass('fade')
            }

            placement = typeof this.options.placement == 'function' ?
              this.options.placement.call(this, $tip[0], this.$element[0]) :
              this.options.placement

            inside = /in/.test(placement)

            $tip
              .remove()
              .css({ top: 0, left: 0, display: 'block' })
              .appendTo(inside ? this.$element : document.body)

            pos = this.getPosition(inside)

            actualWidth = $tip[0].offsetWidth
            actualHeight = $tip[0].offsetHeight

            switch (inside ? placement.split(' ')[1] : placement) {
                case 'bottom':
                    tp = { top: pos.top + pos.height, left: pos.left + pos.width / 2 - actualWidth / 2 }
                    break
                case 'top':
                    tp = { top: pos.top - actualHeight, left: pos.left + pos.width / 2 - actualWidth / 2 }
                    break
                case 'left':
                    tp = { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left - actualWidth }
                    break
                case 'right':
                    tp = { top: pos.top + pos.height / 2 - actualHeight / 2, left: pos.left + pos.width }
                    break
            }

            $tip
              .css(tp)
              .addClass(placement)
              .addClass('in')
        }
    }

    , setContent: function () {
        var $tip = this.tip()
        $tip.find('.tooltip-inner').html(this.getTitle())
        $tip.removeClass('fade in top bottom left right')
    }

    , hide: function () {
        var that = this
          , $tip = this.tip()

        $tip.removeClass('in')

        function removeWithAnimation() {
            var timeout = setTimeout(function () {
                $tip.off($.support.transition.end).remove()
            }, 500)

            $tip.one($.support.transition.end, function () {
                clearTimeout(timeout)
                $tip.remove()
            })
        }

        $.support.transition && this.$tip.hasClass('fade') ?
          removeWithAnimation() :
          $tip.remove()
    }

    , fixTitle: function () {
        var $e = this.$element
        if ($e.attr('title') || typeof ($e.attr('data-original-title')) != 'string') {
            $e.attr('data-original-title', $e.attr('title') || '').removeAttr('title')
        }
    }

    , hasContent: function () {
        return this.getTitle()
    }

    , getPosition: function (inside) {
        return $.extend({}, (inside ? { top: 0, left: 0 } : this.$element.offset()), {
            width: this.$element[0].offsetWidth
        , height: this.$element[0].offsetHeight
        })
    }

    , getTitle: function () {
        var title
          , $e = this.$element
          , o = this.options

        title = $e.attr('data-original-title')
          || (typeof o.title == 'function' ? o.title.call($e[0]) : o.title)

        title = (title || '').toString().replace(/(^\s*|\s*$)/, "")

        return title
    }

    , tip: function () {
        return this.$tip = this.$tip || $(this.options.template)
    }

    , validate: function () {
        if (!this.$element[0].parentNode) {
            this.hide()
            this.$element = null
            this.options = null
        }
    }

    , enable: function () {
        this.enabled = true
    }

    , disable: function () {
        this.enabled = false
    }

    , toggleEnabled: function () {
        this.enabled = !this.enabled
    }

    , toggle: function () {
        this[this.tip().hasClass('in') ? 'hide' : 'show']()
    }

    }


    /* TOOLTIP PLUGIN DEFINITION
     * ========================= */

    $.fn.tooltip = function (option) {
        return this.each(function () {
            var $this = $(this)
              , data = $this.data('tooltip')
              , options = typeof option == 'object' && option
            if (!data) $this.data('tooltip', (data = new Tooltip(this, options)))
            if (typeof option == 'string') data[option]()
        })
    }

    $.fn.tooltip.Constructor = Tooltip

    $.fn.tooltip.defaults = {
        animation: true
    , delay: 0
    , selector: false
    , placement: 'top'
    , trigger: 'hover'
    , title: ''
    , template: '<div class="tooltip"><div class="tooltip-arrow"></div><div class="tooltip-inner"></div></div>'
    }

}(window.jQuery);